Currency converter
SOS to STD

Somali Shilling (SOS) to Old São Tomé Dobra (STD)

Convert Somali shillings to old São Tomé dobras at the live mid-market rate. Reverse: STD to SOS

The Old São Tomé Dobra is no longer in use

Old São Tomé Dobra (STD) was replaced by the São Tomé and Príncipe Dobra (STN) in 2018. For today’s money, convert SOS to STN.

Amount

From

1 Somali Shilling =

38.13 STD −0.67% today

1 SOS = 38.1307 STD · 1 STD = 0.0262256 SOS

Mid-market rate, updated 10:54 UTC. Paid plans update as often as every 60 seconds. Get SOS→STD rates via API

SOS to STD over the last year

52-week high: 38.510
52-week low: 35.340
52-week average: 37.159
Change over the year: +4.09%

Conversion tables

SOS to STD
SOS	STD
1 SOS	38.13 STD
10 SOS	381.31 STD
100 SOS	3,813.07 STD
1,000 SOS	38,130.75 STD
10,000 SOS	381,307.45 STD
50,000 SOS	1,906,537.26 STD
100,000 SOS	3,813,074.51 STD

STD to SOS
STD	SOS
1 STD	0.02623 SOS
10 STD	0.2623 SOS
100 STD	3 SOS
1,000 STD	26 SOS
10,000 STD	262 SOS
50,000 STD	1,311 SOS
100,000 STD	2,623 SOS

Get SOS→STD rates via API

The live rate, the rate on any past day or a whole range, for STD and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation

curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=SOS -d currencies=STD \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=SOS -d currencies=STD \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about SOS to STD

How much is 1 SOS in STD?

1 Somali Shilling is 38.1307 old São Tomé dobras at the mid-market rate of 4 October 2026, 10:54 UTC, and 1 STD is 0.0262256 SOS.

What was the SOS to STD rate over the last year?

Over the last 52 weeks 1 SOS ranged from 35.3403 to 38.5096 STD, 37.159 STD on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for SOS/STD, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.